Collaborative Augmented Reality makes beautiful music with ARmonica :: Two players bounce virtual balls off musical note bars using Wii remotes.
From Technology Review, 11/17/2010 : Augmented reality (AR) places interactive, virtual objects and effects over the real world, and it has huge potential for gaming. Imagine wearing an AR headset to play chess with animated virtual pieces on a real chess board, or to fight computerized zombies running into your own home.
For this to happen, computer scientists need to make sure players’ views and motions are in sync, which is doubly hard with two players, because both players need to see the virtual objects in the same space. Continue reading